DRAFT
TM 5-4210-249-13&P-1
0096
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT04423
WARNING
ICON 3
Remove rings, wristwatches, neck chains, and any other jewelry before working
around vehicle. Jewelry can catch on equipment and cause serious injury. Jewelry
and tools may short across electrical circuits and cause damage to equipment, or
severe burns or electrical shock to personnel.
Step 20.
Remove pump house panel S (WP 0540). Turn battery disconnect switch to OFF
position (WP 0007). Disconnect valve control wire harness foam B shutoff control valve
connector. Turn battery disconnect switch to ON position (WP 0007). Put pump
operator's panel FOAM SYSTEM switch to ON position (WP 0004). Put pump
operator's panel FOAM TANK switch to "B" position (WP 0004). With a test lead set,
check for 22 to 28 VDC between wire 2843 (red) from valve control wire harness foam B
shutoff control valve connector, terminal 1 to a known good ground.
If 22 to 28 VDC are not present, go to Step 23.
Step 21.
Turn battery disconnect switch to OFF position (WP 0007). With a test lead set, check
for continuity across wire 2200 (black) from valve control wire harness foam A shutoff
control valve connector, terminal 2 to a known good ground.
If there is continuity, replace shutoff control valve manifold (WP 0427).
0096-13
